Doctor profile · Federal record

Dr. Warren Zager, M.D.

Otolaryngology Physician (CMS: Otolaryngology) · Norristown, PA

  • NPI 1316900897
  • Accepts Medicare
  • MIPS 95.8 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
306 W Logan St
Norristown, PA 194012935
(610) 275-6153
fax (610) 278-7709
Mailing address
994 Old Eagle School RD Ste 1017
Wayne, PA 190871802

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
April 29, 2008
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Pennsylvania #MD-071488L
Medicaid
PA #0019585500001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316900897. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,401
Distinct HCPCS
10
Medicare allowed
$208,906
HCPCS Description Services Patients Avg allowed
95004 Test for allergy using allergenic extract 512 16 $4
95024 Test for allergy using allergenic extract injected into skin 414 15 $9
99213 Established patient office or other outpatient visit, 20-29 minutes 413 311 $95
31231 Diagnostic exam of nasal passages using an endoscope 383 266 $204
99214 Established patient office or other outpatient visit, 30-39 minutes 197 157 $134
31575 Diagnostic exam of voice box using a flexible endoscope 172 120 $140
99203 New patient office or other outpatient visit, 30-44 minutes 115 115 $119
99204 New patient office or other outpatient visit, 45-59 minutes 89 89 $176
G0268 Removal of impacted cerumen (one or both ears) by physician on same date of service as audiologic function testing 63 63 $57
69210 Removal of impacted ear wax 43 36 $51

In context: peer comparison

Among 1 peers in Norristown Otolaryngology Physician, average services per provider: 240. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
856
Patients
354
Total drug cost
$22,451
Drug Type Claims Patients Total cost
Famotidine Generic 208 84 $3,642
Ipratropium Bromide Generic 175 70 $8,698
Pantoprazole Sodium Generic 113 55 $1,922
Montelukast Sodium Generic 91 25 $1,237
Fluticasone Propionate Generic 64 26 $1,680
Prednisone Generic 38 37 $212
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 29 0 $299
Azelastine Hcl Generic 27 16 $1,184
Omeprazole Generic 27 0 $407
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 17 16 $190

Frequently asked questions

Auto-generated from federal data
What is Dr. Warren Zager's medical specialty?
Dr. Warren Zager practices Otolaryngology Physician in Norristown, PA.
Where does Dr. Warren Zager practice?
Dr. Warren Zager practices at 306 W Logan St, Norristown, PA 194012935. Office phone: 6102756153.
What is Dr. Warren Zager's NPI?
Dr. Warren Zager's National Provider Identifier (NPI) is 1316900897, issued by NPPES.
Does Dr. Warren Zager accept Medicare assignment?
Yes. Dr. Warren Zager accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Warren Zager commonly perform?
Top Medicare-reported procedures in 2023: Test for allergy using allergenic extract (HCPCS 95004); Test for allergy using allergenic extract injected into skin (HCPCS 95024); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.